Free · Open source · No upload
Get any file to the exact size you need.
Compress, convert and sign PDFs and photos in your browser. Your files are never uploaded.
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How it works
Choose a file
Select or drop a PDF or photo into the workspace.
Set your target
Pick an exact size limit or strength goal.
Download
Get your file instantly without leaving your browser.
Questions
Are my files sent to any server?
Is Weesize really completely free?
How does exact-size compression work?
Does it work offline?
Summarize PDF
Get any file to the size you need. Privately.
1 Open this page and add the file. Summarize PDF starts in the browser you already have open.2 Run the tool. If this version cannot do the job honestly, it says so instead of inventing a result.3 Download the file that was built on this device. Closing the tab drops the bytes.
About this tool
Summarize PDF uses the browser’s own on-device summarizer when one exists. If it does not, the button stays off. There is no fallback that sends the text to a hosted model. A summary can omit a number that matters, so read the source before you rely on it. A scan without a text layer will not be summarized into a story. The boundary is on-device or not at all.
Summarize PDF stays on this device. The download is the copy you keep, and Weesize does not store a second one. Close the tab when you are finished and the bytes are gone.
- No upload: there is no cloud model behind the button. Missing support means the tool stays disabled.
- Speed: the file does not travel to a server and back, so the wait is only the work itself.
- Quality: the original is kept when the new file would be worse or is not actually smaller.
FAQ
Does “Summarize PDF” upload my file?
Summarize PDF reads the file in this tab. There is no upload step and no account.
What will “Summarize PDF” actually change?
You may get a short summary from a local model. It can skip details. The PDF itself is unchanged. If the browser cannot summarize, nothing happens.
When is “Summarize PDF” the wrong job?
Do not skip reading the source, and do not expect a briefing from a scan that has no text layer.
How do I check the result of “Summarize PDF”?
Compare any summary with the pages. If a date or a fee is missing, the summary is not the record.
Can I run “Summarize PDF” with Wi-Fi off?
Load this page, then turn Wi-Fi off and run Summarize PDF again. A finished result is the proof that the file was not sent anywhere.
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Last updated 2026-09-27.